01 n. The attribute of being so much, and not more or less; the property of being measurable, or capable of increase and decrease, multiplication…
pl.
Quantities ((#))
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1.
The attribute of being so much, and not more or less; the property of being measurable, or capable of increase and decrease, multiplication and division; greatness; and more concretely, that which answers the question “How much?”; measure in regard to bulk or amount; determinate or comparative dimensions; measure; amount; bulk; extent; size.(Logic)
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2.
That which can be increased, diminished, or measured; especially (Math.), anything to which mathematical processes are applicable.(Math.)
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3.
A determinate or estimated amount; a sum or bulk; a certain portion or part; sometimes, a considerable amount; a large portion, bulk, or sum; as, a medicine taken in quantities, that is, in large quantities.“The quantity of extensive and curious information which he had picked up during many months of desultory, but not unprofitable, study.” — Macaulay.
Phrases & compounds
Quantity of estate —
its time of continuance, or degree of interest, as in fee, for life, or for years.
Quantity of matter —
in a body, its mass, as determined by its weight, or by its momentum under a given velocity.
Quantity of motion —
in a body, the relative amount of its motion, as measured by its momentum, varying as the product of mass and velocity.
Known quantities —
quantities whose values are given.
Unknown quantities —
quantities whose values are sought.